This program is porting rosserial_arduino for mbed http://www.ros.org/wiki/rosserial_arduino This program supported the revision of 169 of rosserial. This program contains an example.
Dependencies: rosserial_mbed_lib mbed Servo
std_msgs/Float32MultiArray.h@1:098e75fd5ad2, 2011-10-16 (annotated)
- Committer:
- nucho
- Date:
- Sun Oct 16 07:17:43 2011 +0000
- Revision:
- 1:098e75fd5ad2
- Parent:
- 0:06fc856e99ca
- Child:
- 3:dff241b66f84
This program supported the revision of 143 of rosserial.
And the bug fix of receive of array data.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
nucho | 0:06fc856e99ca | 1 | #ifndef ros_Float32MultiArray_h |
nucho | 0:06fc856e99ca | 2 | #define ros_Float32MultiArray_h |
nucho | 0:06fc856e99ca | 3 | |
nucho | 0:06fc856e99ca | 4 | #include <stdint.h> |
nucho | 0:06fc856e99ca | 5 | #include <string.h> |
nucho | 0:06fc856e99ca | 6 | #include <stdlib.h> |
nucho | 0:06fc856e99ca | 7 | #include "../ros/msg.h" |
nucho | 0:06fc856e99ca | 8 | #include "std_msgs/MultiArrayLayout.h" |
nucho | 0:06fc856e99ca | 9 | |
nucho | 1:098e75fd5ad2 | 10 | namespace std_msgs { |
nucho | 0:06fc856e99ca | 11 | |
nucho | 1:098e75fd5ad2 | 12 | class Float32MultiArray : public ros::Msg { |
nucho | 1:098e75fd5ad2 | 13 | public: |
nucho | 1:098e75fd5ad2 | 14 | std_msgs::MultiArrayLayout layout; |
nucho | 1:098e75fd5ad2 | 15 | unsigned char data_length; |
nucho | 1:098e75fd5ad2 | 16 | float st_data; |
nucho | 1:098e75fd5ad2 | 17 | float * data; |
nucho | 0:06fc856e99ca | 18 | |
nucho | 1:098e75fd5ad2 | 19 | virtual int serialize(unsigned char *outbuffer) { |
nucho | 1:098e75fd5ad2 | 20 | int offset = 0; |
nucho | 1:098e75fd5ad2 | 21 | offset += this->layout.serialize(outbuffer + offset); |
nucho | 1:098e75fd5ad2 | 22 | *(outbuffer + offset++) = data_length; |
nucho | 1:098e75fd5ad2 | 23 | *(outbuffer + offset++) = 0; |
nucho | 1:098e75fd5ad2 | 24 | *(outbuffer + offset++) = 0; |
nucho | 1:098e75fd5ad2 | 25 | *(outbuffer + offset++) = 0; |
nucho | 1:098e75fd5ad2 | 26 | for ( unsigned char i = 0; i < data_length; i++) { |
nucho | 1:098e75fd5ad2 | 27 | union { |
nucho | 1:098e75fd5ad2 | 28 | float real; |
nucho | 1:098e75fd5ad2 | 29 | uint32_t base; |
nucho | 1:098e75fd5ad2 | 30 | } u_datai; |
nucho | 1:098e75fd5ad2 | 31 | u_datai.real = this->data[i]; |
nucho | 1:098e75fd5ad2 | 32 | *(outbuffer + offset + 0) = (u_datai.base >> (8 * 0)) & 0xFF; |
nucho | 1:098e75fd5ad2 | 33 | *(outbuffer + offset + 1) = (u_datai.base >> (8 * 1)) & 0xFF; |
nucho | 1:098e75fd5ad2 | 34 | *(outbuffer + offset + 2) = (u_datai.base >> (8 * 2)) & 0xFF; |
nucho | 1:098e75fd5ad2 | 35 | *(outbuffer + offset + 3) = (u_datai.base >> (8 * 3)) & 0xFF; |
nucho | 1:098e75fd5ad2 | 36 | offset += sizeof(this->data[i]); |
nucho | 1:098e75fd5ad2 | 37 | } |
nucho | 1:098e75fd5ad2 | 38 | return offset; |
nucho | 0:06fc856e99ca | 39 | } |
nucho | 0:06fc856e99ca | 40 | |
nucho | 1:098e75fd5ad2 | 41 | virtual int deserialize(unsigned char *inbuffer) { |
nucho | 1:098e75fd5ad2 | 42 | int offset = 0; |
nucho | 1:098e75fd5ad2 | 43 | offset += this->layout.deserialize(inbuffer + offset); |
nucho | 1:098e75fd5ad2 | 44 | unsigned char data_lengthT = *(inbuffer + offset++); |
nucho | 1:098e75fd5ad2 | 45 | if (data_lengthT > data_length) |
nucho | 1:098e75fd5ad2 | 46 | this->data = (float*)realloc(this->data, data_lengthT * sizeof(float)); |
nucho | 1:098e75fd5ad2 | 47 | offset += 3; |
nucho | 1:098e75fd5ad2 | 48 | data_length = data_lengthT; |
nucho | 1:098e75fd5ad2 | 49 | for ( unsigned char i = 0; i < data_length; i++) { |
nucho | 1:098e75fd5ad2 | 50 | union { |
nucho | 1:098e75fd5ad2 | 51 | float real; |
nucho | 1:098e75fd5ad2 | 52 | uint32_t base; |
nucho | 1:098e75fd5ad2 | 53 | } u_st_data; |
nucho | 1:098e75fd5ad2 | 54 | u_st_data.base = 0; |
nucho | 1:098e75fd5ad2 | 55 | u_st_data.base |= ((typeof(u_st_data.base)) (*(inbuffer + offset + 0))) << (8 * 0); |
nucho | 1:098e75fd5ad2 | 56 | u_st_data.base |= ((typeof(u_st_data.base)) (*(inbuffer + offset + 1))) << (8 * 1); |
nucho | 1:098e75fd5ad2 | 57 | u_st_data.base |= ((typeof(u_st_data.base)) (*(inbuffer + offset + 2))) << (8 * 2); |
nucho | 1:098e75fd5ad2 | 58 | u_st_data.base |= ((typeof(u_st_data.base)) (*(inbuffer + offset + 3))) << (8 * 3); |
nucho | 1:098e75fd5ad2 | 59 | this->st_data = u_st_data.real; |
nucho | 1:098e75fd5ad2 | 60 | offset += sizeof(this->st_data); |
nucho | 1:098e75fd5ad2 | 61 | memcpy( &(this->data[i]), &(this->st_data), sizeof(float)); |
nucho | 1:098e75fd5ad2 | 62 | } |
nucho | 1:098e75fd5ad2 | 63 | return offset; |
nucho | 0:06fc856e99ca | 64 | } |
nucho | 0:06fc856e99ca | 65 | |
nucho | 1:098e75fd5ad2 | 66 | virtual const char * getType() { |
nucho | 1:098e75fd5ad2 | 67 | return "std_msgs/Float32MultiArray"; |
nucho | 1:098e75fd5ad2 | 68 | }; |
nucho | 0:06fc856e99ca | 69 | |
nucho | 1:098e75fd5ad2 | 70 | }; |
nucho | 0:06fc856e99ca | 71 | |
nucho | 0:06fc856e99ca | 72 | } |
nucho | 0:06fc856e99ca | 73 | #endif |